Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Revenue	$ 153,112	$ 126,093	$ 305,335	$ 250,643
Cost of revenue	65,812	55,993	132,250	113,916
Gross profit	87,300	70,100	173,085	136,727
Operating expenses
Sales and marketing	68,421	50,902	135,299	104,141
Research and development	23,963	14,783	46,533	30,196
General and administrative	23,443	15,389	45,096	29,802
Total operating expenses	115,827	81,074	226,928	164,139
Loss from operations	(28,527)	(10,974)	(53,843)	(27,412)
Other income (expense)
Interest income (expense), net	127	(173)	370	(391)
Other expense, net	(672)	(90)	(916)	(518)
Total other expense, net	(545)	(263)	(546)	(909)
Net loss before taxes	(29,072)	(11,237)	(54,389)	(28,321)
Income tax provision	(308)	(154)	(640)	(1,059)
Net loss attributable to common stockholders	$ (29,380)	$ (11,391)	$ (55,029)	$ (29,380)
Net loss per share attributable to common stockholders
Basic (in dollars per share)	$ (0.21)	$ (0.31)	$ (0.39)	$ (0.80)
Diluted (in dollars per share)	$ (0.21)	$ (0.31)	$ (0.39)	$ (0.80)
Weighted-average shares used in computing net loss per share attributable to common stockholders
Basic (in shares)	140,035,203	37,269,650	139,691,508	36,726,992
Diluted (in shares)	140,035,203	37,269,650	139,691,508	36,726,992